{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["concept or principle", "machine or equipment", "machanical property", "biomedical", "enabling technology", "manufacturing process"], "input": "Although significant improvements have been made , an arc welding process has yet to be incorporated in a commercially available additive manufacturing system ."}
{"concept or principle": [], "machine or equipment": ["additive manufacturing system"], "machanical property": [], "biomedical": [], "enabling technology": [], "manufacturing process": ["arc welding"]}